package com.example.myapplication;



import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.os.Handler;
import android.view.View;
import android.view.WindowManager;
import android.widget.TextView;

import java.util.Timer;
import  android.content.Intent;
import java.util.TimerTask;
    public class MainActivity extends AppCompatActivity implements View.OnClickListener {

        private int recLen = 5;//跳过倒计时提示5秒
        private TextView tv;
        Timer timer = new Timer();
        private Handler handler;
        private Runnable runnable;
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            //定义全屏参数
            int flag= WindowManager.LayoutParams.FLAG_FULLSCREEN;
            //设置当前窗体为全屏显示
            getWindow().setFlags(flag, flag);
            setContentView(R.layout.activity_main);
            initView();
            timer.schedule(task, 1000, 1000);//等待时间一秒，停顿时间一秒
            /**
             * 正常情况下不点击跳过
             */
            handler = new Handler();
            handler.postDelayed(runnable = new Runnable() {
                @Override
                public void run() {
                    //从闪屏界面跳转登录界面
                    Intent intent = new Intent(MainActivity.this, LoginActivity.class);
                    startActivity(intent);
                    finish();
                }
            }, 5000);//延迟5S后发送handler信息
        }
        private void initView() {
            tv = findViewById(R.id.tv);//跳过
            tv.setOnClickListener(this);//跳过监听
        }
        TimerTask task = new TimerTask() {
            @Override
            public void run() {
                runOnUiThread(new Runnable() { // UI thread
                    @Override
                    public void run() {
                        recLen--;
                        tv.setText("跳过 " + recLen);
                        if (recLen < 0) {
                            timer.cancel();
                            tv.setVisibility(View.GONE);//倒计时到0隐藏字体
                        }
                    }
                });
            }
        };
        /**
         * 点击跳过
         */
        @Override
        public void onClick(View view) {
            switch (view.getId()) {
                case R.id.tv:
                    //从闪屏界面跳转到登录界面
                    Intent intent = new Intent(MainActivity.this, LoginActivity.class);
                    startActivity(intent);
                    finish();
                    if (runnable != null) {
                        handler.removeCallbacks(runnable);
                    }
                    break;
                default:
                    break;
            }
        }

    }
